/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : main.c
  * @brief          : Main program body
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "adc.h"
#include "dma.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "arm_math.h"
#include "arm_const_structs.h"
#include "stdio.h"
#include "string.h"
#include "errno.h"
#include "pfunc.h"
#include "vofa.h"
/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */


/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
#define MODE 1
#define FFT_LENGTH 1024
float fft_inputbuf[FFT_LENGTH*2]={0};

#if MODE
float a=1;
uint16_t fft_inputbuf_IN[FFT_LENGTH]={0};
#else
int16_t fft_inputbuf_IN;

#endif
float fft_outputbuf[FFT_LENGTH];
float Phase_Result[FFT_LENGTH];

UP_Soft_TX_DataBuff vofa_send={.tail={0x00, 0x00, 0x80, 0x7f}};
/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */

  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_DMA_Init();
  MX_ADC1_Init();
  MX_USART1_UART_Init();
  MX_TIM2_Init();
  /* USER CODE BEGIN 2 */
//  HAL_TIM_Base_Start_IT(&htim2);
#if MODE
  HAL_ADC_Start_DMA(&hadc1,(uint32_t*)fft_inputbuf_IN, (FFT_LENGTH));
#else
  HAL_ADC_Start_DMA(&hadc1,(uint32_t*)&fft_inputbuf_IN, 1);
#endif
//  arm_cfft_radix4_init_f32(&scfft,FFT_LENGTH,0,1);
//  arm_rfft_fast_init_f32(&FFTHander, FFT_LENGTH);

  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
  while (1)
  {

	  for(int i = 0; i<(FFT_LENGTH); i++)
	   {
		  fft_inputbuf[2*i]=(fft_inputbuf_IN[i]*a);
		  fft_inputbuf[2*i+1]=0;//虚部为0
		  //波形发送
		  vofa_send.fdata[1]=(fft_inputbuf_IN[i]*a);

		  ///VOFA+ 上位机的绘图代码数据
		  if(i<512)
		  {
			  if(i==0)
			  {
				  vofa_send.fdata[0]=0;
			  }
			  else
			  {
			  vofa_send.fdata[0]=(fft_outputbuf[i]*2)/FFT_LENGTH;
			  }
			  vofa_send.fdata[2]=i;
			  VOFA_SEND(&vofa_send);
		  }
		  else
		  {
			  vofa_send.fdata[0]=(fft_outputbuf[(FFT_LENGTH+512)-i] *2)/FFT_LENGTH;
			  vofa_send.fdata[2]=i-(FFT_LENGTH/2);
			  VOFA_SEND(&vofa_send);
		  }
		 ///
	  }
//	  printf("%ld\n",HAL_GetTick());//测试一次FFT计算使用的时间
	  /**************************************************************************/
	  arm_cfft_f32(&arm_cfft_sR_f32_len1024, fft_inputbuf, 0, 1);//FFT变换 1024个采样点
	  arm_cmplx_mag_f32(fft_inputbuf, fft_outputbuf, FFT_LENGTH);//求复数模
	  /***************************处理变换结果**************************************/
//	  printf("%ld\n",HAL_GetTick());
	  printf("end\n");
	  HAL_GPIO_TogglePin(LED1_GPIO_Port,LED1_Pin);
    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};

  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);

  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 4;
  RCC_OscInitStruct.PLL.PLLN = 168;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 4;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }

  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
  {
    Error_Handler();
  }
}

/* USER CODE BEGIN 4 */
void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim)
{

}
/* USER CODE END 4 */

/**
  * @brief  This function is executed in case of error occurrence.
  * @retval None
  */
void Error_Handler(void)
{
  /* USER CODE BEGIN Error_Handler_Debug */
  /* User can add his own implementation to report the HAL error return state */
  __disable_irq();
  while (1)
  {
  }
  /* USER CODE END Error_Handler_Debug */
}

#ifdef  USE_FULL_ASSERT
/**
  * @brief  Reports the name of the source file and the source line number
  *         where the assert_param error has occurred.
  * @param  file: pointer to the source file name
  * @param  line: assert_param error line source number
  * @retval None
  */
void assert_failed(uint8_t *file, uint32_t line)
{
  /* USER CODE BEGIN 6 */
  /* User can add his own implementation to report the file name and line number,
     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
  /* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
